Recruitment and retention of blood donors in four Canadian cities: an analysis of the role of community and social networks

BACKGROUND: This study approaches the decision to donate blood as a dynamic process involving interplay between blood donors' personal motives, donors' social contexts, and the donor recruitment and retention activities of blood collection agencies. STUDY DESIGN AND METHODS: Data were gathered from four blood donation clinics using in-depth interviews with Canadian Blood Services employees, donors, and nondonors in 25 organizations …